mainmenuui.java

实现了一个基于j2me移动gps定位系统

/*
 * Copyright 2001, 2002, 2003 Sun Microsystems, Inc. All Rights Reserved.
 * Except for any files in PNG format (which are marked with the filename
 * extension ".png"), GIF format (which are marked with the filename
 * extension ".gif"), or JPEG format (which are marked with the filename
 * extension ".jpg"), redistribution and use in source and binary forms,
 * with or without modification, are permitted provided that the
 * following conditions are met:
 * - Redistribution of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * - Redistribution in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * You may compile, use, perform and display the following files with
 * original Java Smart Ticket Sample Application code obtained from Sun
 * Microsystems, Inc. only:
 * - files in PNG format and having the ".png" extension
 * - files in GIF format and having the ".gif" extension
 * - files in JPEG format and having the ".jpg" extension
 * You may not modify or redistribute .png, .gif, or .jpg files in any
 * form, in whole or in part, by any means without prior written
 * authorization from Sun Microsystems, Inc. and its licensors, if any.
 * Neither the name of Sun Microsystems, Inc., the 'Java Smart Ticket
 * Sample Application', 'Java', 'Java'-based names, or the names of
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
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/*
 * $Id: MainMenuUI.java 257 2008-07-17 11:56:07Z khanh.lnq $
 * $URL: https://jvnmobilegis.googlecode.com/svn/trunk/src/org/javavietnam/gis/client/midp/ui/MainMenuUI.java $
 * $Author: khanh.lnq $
 * $Revision: 257 $
 * $Date: 2008-07-17 18:56:07 +0700 (Thu, 17 Jul 2008) $
 *
 * ====================================================================
 *
 * Copyright (C) 2006-2007 by JVNGIS
 *
 * All copyright notices regarding JVNMobileGIS MUST remain
 * intact in the Java codes and resource files.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Support can be obtained from project homepage at:
 * http://code.google.com/p/jvnmobilegis/
 *
 * Correspondence and Marketing Questions can be sent to:
 * khanh.lnq AT gmail.com
 *
 * @version: 1.0
 * @author: Khanh Le
 * @Date Created: 22 Jun 2007
 */

package org.javavietnam.gis.client.midp.ui;

import javax.microedition.lcdui.Choice;
import javax.microedition.lcdui.Command;
import javax.microedition.lcdui.CommandListener;
import javax.microedition.lcdui.Displayable;
import javax.microedition.lcdui.List;

/**
 * @author khanhlnq
 */
class MainMenuUI extends List implements CommandListener {

    private UIController uiController;
    private Command exitCommand;

    public MainMenuUI(UIController uiController) {
        super(uiController.getString(UIConstants.MOBILEGIS_CLIENT),
                Choice.IMPLICIT);
        try {
            this.uiController = uiController;

            append(uiController.getString(UIConstants.SERVER_UI_TITLE),
                    uiController.getImage(UIConstants.ICON_SERVER_UI_TITLE));
            append(uiController.getString(UIConstants.PREFERENCES),
                    uiController.getImage(UIConstants.ICON_PREFERENCES));
            append(uiController.getString(UIConstants.CHECK_UPDATE),
                    uiController.getImage(UIConstants.ICON_CHECK_UPDATE));
            append(uiController.getString(UIConstants.ABOUT), uiController
                    .getImage(UIConstants.ICON_INFO));
            exitCommand = new Command(uiController.getString(UIConstants.EXIT),
                    Command.EXIT, 75);

            addCommand(exitCommand);
            setCommandListener(this);
        } catch (Exception e) {
            System.out.println("*************** Exception: ");
            e.printStackTrace();
        }
    }

    public void commandAction(Command command, Displayable displayable) {
        if (List.SELECT_COMMAND == command) {
            String label = getString(getSelectedIndex());

            if (label.equals(uiController
                    .getString(UIConstants.SERVER_UI_TITLE))) {
                uiController.mapServerRequested();
            } else if (label.equals(uiController
                    .getString(UIConstants.PREFERENCES))) {
                uiController.preferencesUIRequested();
            } else if (label.equals(uiController
                    .getString(UIConstants.CHECK_UPDATE))) {
                uiController.checkUpdateRequested();
            } else if (label.equals(uiController.getString(UIConstants.ABOUT))) {
                uiController.aboutRequested();
            }
        } else {
            if (command == exitCommand) {
                uiController.exitRequested();
            } else {
                uiController.commandAction(command, displayable);
            }
        }
    }

}